Patent
   D258655
Priority
Nov 17 1978
Filed
Nov 17 1978
Issued
Mar 24 1981
Expiry
Mar 24 1995
Assg.orig
Entity
unknown
8
4
n/a
The ornamental design for a keyboard and display unit for an information retrieval device or similar article, as shown and described.

FIG. 1 is a perspective view of a keyboard and display unit for an information retrieval device or similar article showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left end elevational view thereof;

FIG. 4 is a right end elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a bottom plan view thereof; and

FIG. 8 is a sectional view taken on line 8--8 of FIG. 2, with utilitarian internal structure shown as if homogenous.

Levy, Michael

Patent Priority Assignee Title
D297051, Mar 14 1985 Sharp Corporation Electronic sphygmomanometer
D303374, Dec 09 1986 Motorola, Inc. Mobile data terminal or similar article
D303955, May 12 1986 SHARP KABUSHIKI KAISHA, A CORP OF JAPAN Pocket computer
D307889, Sep 28 1987 Sharp Corporation Computer
D332775, Jun 05 1990 Electronic language translator
D825564, Jul 25 2016 BOSCH SECURITY SYSTEMS, INC ; Robert Bosch GmbH Wireless keypad
D844616, Jul 25 2016 Robert Bosch GmbH Wireless keypad
D873823, Oct 03 2017 SK-Electronics Co., Ltd. Article information indicator
Patent Priority Assignee Title
3973113, Sep 19 1974 Electronic calculator for feet-inch-fraction numerics
227481,
D247623, Sep 03 1976 Computer
D249511, May 31 1977 Eastman Kodak Company Keyboard for electronic apparatus
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 17 1978Lexicon Corporation(assignment on the face of the patent)
Jan 05 1984Lexicon CorporationSharp CorporationASSIGNMENT OF ASSIGNORS INTEREST 0042220847 pdf
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